Full Name	CCITT Group 3 2D
Compression ID	ImGearCompressions.CCITT_G32D = 5
ImageGear Assembly	ImageGear.Core Assembly
Bit Depth	1
File Formats	Adobe PDF, PS, TIFF

Comments

This is a 2-D version of the CCITT Group 3 compression scheme. It includes an error recovery algorithm for error transmissions; an error in one line does not translate to garbage output for the rest of the file. All modern fax machines support this format.